A股收评：成交额再超3万亿！三大指数齐跌，沪指险守4100点，半导体逆市走高

Market Overview - The three major A-share indices experienced a downward trend today, with the Shanghai Composite Index falling by 0.26% to 4101 points, the Shenzhen Component Index down by 0.18%, and the ChiNext Index decreasing by 0.2% [1] - The total market turnover reached 3.06 trillion yuan, an increase of 118 billion yuan compared to the previous trading day, with nearly 3000 stocks declining [1] Sector Performance - The AI application sector saw a significant decline for the second consecutive day, with Sora concept, Kimi concept, Zhipu AI, and AI corpus leading the losses, resulting in multiple stocks such as Jieshun Technology and Vision China hitting the daily limit down [1] - The online education sector also faced a downturn, with Dongfang Mingzhu hitting the daily limit down [1] - Concepts related to Kuaishou, Douyin, and Xiaohongshu experienced declines, with stocks like Sanwei Communication and Tianxiao hitting the daily limit down [1] - The gaming, broadcasting, film, and internet service sectors had notable declines [1] Positive Sector Movements - TSMC reported earnings that exceeded expectations, leading to a surge in the semiconductor sector, with storage chips, silicon carbide, and automotive chips among the top gainers, resulting in stocks like Yongxi Electronics, Tianyue Advanced, and Tongfu Microelectronics hitting the daily limit up [1] - The CPO concept was active, with Changdian Technology hitting the daily limit up [1] - The humanoid robot sector saw a rise, with stocks like Wuzhou Xinchun hitting the daily limit up [1] - Sectors such as industrial gases, ultra-high voltage, and industrial mother machines showed significant gains [1] Top Gainers - The top gainers included sectors such as computer hardware, automotive components, and chemical fiber, with respective increases of 3.09%, 2.27%, and 2.04% [2] - Other sectors like industrial machinery and motorcycles also showed positive performance, with increases of 1.67% and 1.64% respectively [2]